.bid_submit_btn_changpwd { float: left; margin_left: 500px; margin-top: 10px; }
.complate_form_changpwd { float: center; margin_left: 20px; width: 690px; padding-bottom: 150px; }
.single_doc_pwd { float: left; height: 740px; margin-top: 47px; }
.single_doc_pwd .doc_title { float: left; width: 100%; height: 33px; line-height: 33px; text-indent: 50px; font-size: 21px; font-weight: bold; color: #494949; }
.changpwd_form { float: center; margin-top: 50px; color: #545455;  }